CN216270784U

CN216270784U - Sealed plastic bag

Info

Publication number: CN216270784U
Application number: CN202122679726.0U
Authority: CN
Inventors: 蒲难; 蒲错; 杨威; 赵玉霞; 戴晓燕
Original assignee: Xinhuang New Plastics Co ltd
Current assignee: Xinhuang New Plastics Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-12
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a sealed plastic bag which comprises a plastic bag main body, a sealing strip, concave strips, convex strips, an upper edge strip, a clamping plate, anti-skidding strips, a fixing ring, a sealing cap, a sealing gasket, a connecting pipe, a supporting plate, a spring and a baffle plate. This device sets up through the slip splint, can seal concave strip and sand grip to in better sealing, avoid the hand directly to knead the sealing strip and seal and lead to the trouble of wasting time and energy.

Description

Sealed plastic bag

Technical Field

The utility model relates to the technical field of packaging, in particular to a sealed plastic bag.

Background

The plastic bag is a bag made of plastic as a main raw material, is an essential article in daily life of people, and is often used for containing other articles. The plastic bag has the advantages of low price, extremely light weight, large capacity and convenience in storage, but is forbidden to be produced and used by part of countries due to the defects of extremely long degradation period and difficult treatment of the plastic bag.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a sealed plastic bag.

The technical scheme adopted by the utility model for realizing the purpose is as follows: a sealed plastic bag comprises a plastic bag body, a sealing strip, a concave strip, a convex strip, an upper edge strip, a clamping plate, an anti-slip strip, a fixing ring, a sealing cap, a sealing gasket, a connecting pipe, a supporting plate, a spring and a baffle plate, wherein the sealing strip is installed above the plastic bag body, the upper edge strip is connected above the sealing strip, the sealing strip comprises the concave strip and the convex strip, the concave strip is installed on the inner surface of the front side of the plastic bag body, the convex strip is installed on the inner surface of the rear side of the plastic bag body, the clamping plate is arranged on the outer side of the upper edge strip, the anti-slip strip is installed on the front side and the rear side of the clamping plate, the fixing ring is installed on the upper right corner of the front side of the plastic bag body, the sealing cap is arranged on the front side of the fixing ring, the sealing gasket is installed inside the sealing cap, the connecting pipe is arranged on the rear side of the sealing gasket, the supporting plate is installed inside the connecting pipe, and the spring is connected on the rear side of the supporting plate, and a baffle plate is arranged at the rear side end of the spring.

The concave strips and the convex strips are made of elastic rubber, and the concave strips and the convex strips are matched with each other to form a clamping structure.

The clamping plate and the sealing strip are matched with each other to form a sliding structure, and the anti-slip strip protrudes out of the outer surface of the clamping plate.

The inner surface of the sealing cap and the outer surface of the connecting pipe are both provided with threads, and the sizes of the threads between the sealing cap and the connecting pipe are matched.

The material of sealed pad is elastic silica gel, and closely laminates between sealed pad and the connecting pipe to constitute seal structure between connecting pipe and the sealed pad.

The structure of backup pad is fretwork network structure, and the backup pad passes through to constitute elastic construction between spring and the baffle to the baffle closely laminates with the inner wall of retainer plate.

The utility model has the beneficial effects that: the device is provided with the concave strips and the convex strips which are made of elastic rubber materials and have certain deformation capacity, so that the concave strips and the convex strips can be tightly clamped, the plastic bag main body can be sealed conveniently, the sealing effect is better, the concave strips and the convex strips can be sealed through the sliding clamping plate, the trouble that time and labor are wasted due to the fact that hands directly knead the sealing strips for sealing is avoided, the antiskid strips improve the antiskid effect of the clamping plate, the force of a user is convenient to apply, the sealing cap and the connecting pipe are connected through the screw thread effect, later-stage opening is convenient, the external vacuum equipment is convenient to connect, the connecting pipe is also convenient to seal, the sealing pad is arranged to tightly press the opening of the connecting pipe, the sealing effect of the sealing cap during sealing is improved, the problem of air leakage inside the plastic bag is effectively avoided, the baffle plate is arranged to seal the air suction opening of the fixing ring, and can compress tightly the retainer plate through the elastic action of spring, and then avoid the connecting pipe to be in the problem of gas leakage after the evacuation, the practicality is stronger.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a left side sectional partial structure of a joint between the sealing strip and the clamping plate according to the present invention;

FIG. 3 is a schematic top sectional view of the mounting of the retainer ring and the sealing cap according to the present invention.

In the figure: 1. a plastic bag main body; 2. a sealing strip; 21. concave strips; 22. a convex strip; 3. an upper edge strip; 4. a splint; 5. anti-slip strips; 6. a stationary ring; 7. a sealing cap; 8. a gasket; 9. a connecting pipe; 10. a support plate; 11. a spring; 12. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a sealed plastic bag comprises a plastic bag body 1, a sealing strip 2, a concave strip 21, a convex strip 22, an upper edge strip 3, a clamping plate 4, an anti-slip strip 5, a fixing ring 6, a sealing cap 7, a sealing gasket 8, a connecting pipe 9, a supporting plate 10, a spring 11 and a baffle 12, wherein the sealing strip 2 is installed above the plastic bag body 1, the upper edge strip 3 is connected above the sealing strip 2, the sealing strip 2 comprises the concave strip 21 and the convex strip 22, the concave strip 21 is installed on the inner surface of the front side of the plastic bag body 1, the convex strip 22 is installed on the inner surface of the rear side of the plastic bag body 1, the clamping plate 4 is arranged on the outer side of the upper edge strip 3, the anti-slip strip 5 is installed on the front and rear sides of the clamping plate 4, the fixing ring 6 is installed on the upper right corner of the front side of the plastic bag body 1, the sealing cap 7 is installed inside the sealing cap 8, and the rear side of the sealing gasket 8 is provided with a connecting pipe 9, a supporting plate 10 is arranged inside the connecting pipe 9, the rear side of the supporting plate 10 is connected with a spring 11, and the rear side end of the spring 11 is provided with a baffle 12.

In the utility model, the concave strips 21 and the convex strips 22 are made of elastic rubber, the concave strips 21 and the convex strips 22 are matched with each other to form a clamping structure, and the concave strips 21 and the convex strips 22 made of the elastic rubber have certain deformation capacity, so that the concave strips 21 and the convex strips 22 can be tightly clamped, the plastic bag main body 1 can be conveniently sealed, and the sealing effect is better.

Mutually support between splint 4 and the sealing strip 2 and constitute sliding construction, and antislip strip 5 protrusion in the surface of splint 4, set up through slip splint 4, can seal concave strip 21 and sand grip 22 to in better sealing, avoid the hand directly to mediate sealing strip 2 and seal and lead to the trouble of wasting time and energy, and antislip strip 5 has improved the antiskid effect of splint 4, the person's of facilitating the use application of force.

The internal surface of sealed cap 7 and the surface of connecting pipe 9 have all been seted up threadedly, and the screw thread size between sealed cap 7 and the connecting pipe 9 is identical, sets up to be connected through the screw thread effect between sealed cap 7 and the connecting pipe 9, and the convenience is opened in the later stage, is convenient for connect external evacuation equipment, also is convenient for seal connecting pipe 9.

The material of sealed pad 8 is elastic silica gel, and closely laminate between sealed pad 8 and the connecting pipe 9 to constitute seal structure between connecting pipe 9 and the sealed pad 8, set up the opening part that sealed pad 8 tightly pushed down connecting pipe 9, and then improved the sealed effect of sealed cap 7 when sealing, effectively avoid the problem of the inside gas leakage of plastic bag.

The structure of backup pad 10 is fretwork network structure, and backup pad 10 passes through and constitutes elastic construction between spring 11 and the baffle 12 to baffle 12 closely laminates with the inner wall of retainer plate 6, sets up baffle 12 and can seal the extraction opening of retainer plate 6, and can compress tightly retainer plate 6 through spring 11's elastic action, and then avoids connecting pipe 9 to be in the problem of gas leakage after the evacuation, and the practicality is stronger.

The working principle of the utility model is as follows: when the device is used, firstly, the upper edge strip 3 is opened, then an article to be sealed is loaded into the plastic bag main body 1, then the clamping plate 4 is pinched, the hand is contacted with the anti-slip strip 5 to facilitate the force application, the clamping plate 4 is enabled to clamp the sealing strip 2, then the clamping plate 4 is slid to enable the clamping plate 4 to pinch the concave strip 21 and the convex strip 22 together for sealing, then the sealing cap 7 is rotated anticlockwise, the sealing cap 7 and the connecting pipe 9 are in threaded action, further the connecting pipe 9 is opened, the external vacuum-pumping equipment is connected with the connecting pipe 9, the vacuum-pumping equipment is started to form larger suction, the baffle 12 is shortened towards the compression spring 11 of the supporting plate 10, at the moment, the baffle 12 and the fixing ring 6 are separated to leak gaps, so that the connecting pipe 9 is communicated with the inside of the plastic bag main body 1, then air in the plastic bag main body 1 is extracted, so that the inside of the plastic bag main body 1 is in a vacuum state, after the vacuum pumping equipment is taken down, the baffle 12 rebounds under the elastic force action of the spring 11 to compress the fixing ring 6, finally the sealing cap 7 is sleeved on the connecting pipe 9, the sealing cap 7 is rotated clockwise to enable the sealing cap 7 to be screwed, and the sealing gasket 8 compresses the connecting pipe 9 to be sealed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sealed plastic bag is characterized by comprising a plastic bag main body (1), a sealing strip (2), concave strips (21), convex strips (22), an upper edge strip (3), a clamping plate (4), anti-skidding strips (5), a fixing ring (6), a sealing cap (7), a sealing gasket (8), a connecting pipe (9), a supporting plate (10), a spring (11) and a baffle (12), wherein the sealing strip (2) is installed above the plastic bag main body (1), the upper edge strip (3) is connected above the sealing strip (2), the sealing strip (2) comprises the concave strips (21) and the convex strips (22), the concave strips (21) are installed on the inner surface of the front side of the plastic bag main body (1), the convex strips (22) are installed on the inner surface of the rear side of the plastic bag main body (1), the clamping plate (4) is arranged on the outer side above the upper edge strip (3), and the anti-skidding strips (5) are installed on the front side and rear side of the clamping plate (4), retainer plate (6) are installed in the leading flank upper right corner of plastic bag main part (1), and the front side of retainer plate (6) is provided with sealed cap (7), the internally mounted of sealed cap (7) has sealed pad (8), and the rear side of sealed pad (8) is provided with connecting pipe (9), the internally mounted of connecting pipe (9) has backup pad (10), and the rear side of backup pad (10) is connected with spring (11), baffle (12) are installed to the rear side end of spring (11).

2. The sealed plastic bag according to claim 1, wherein: the concave strips (21) and the convex strips (22) are made of elastic rubber, and the concave strips (21) and the convex strips (22) are matched with each other to form a clamping structure.

3. The sealed plastic bag according to claim 1, wherein: the clamping plate (4) and the sealing strip (2) are matched with each other to form a sliding structure, and the anti-slip strip (5) protrudes out of the outer surface of the clamping plate (4).

4. The sealed plastic bag according to claim 1, wherein: the inner surface of the sealing cap (7) and the outer surface of the connecting pipe (9) are both provided with threads, and the sizes of the threads between the sealing cap (7) and the connecting pipe (9) are identical.

5. The sealed plastic bag according to claim 1, wherein: the material of sealed pad (8) is elastic silica gel, and closely laminates between sealed pad (8) and connecting pipe (9) to constitute seal structure between connecting pipe (9) and sealed pad (8).

6. The sealed plastic bag according to claim 1, wherein: the structure of the supporting plate (10) is a hollowed-out net structure, the supporting plate (10) forms an elastic structure through the spring (11) and the baffle (12), and the baffle (12) is tightly attached to the inner wall of the fixing ring (6).